CVE-2026-112363 Crawl4AI 0.8.7 through 0.9.5 SSRF Bypass via SSLCertificate.from_url URL Userinfo
Unauthenticated attackers can bypass SSRF protections in Crawl4AI's Docker API to probe internal hosts and leak SSL certificate details.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-112363?
CVE-2026-112363 is a medium-severity server-side request forgery vulnerability in unclecode crawl4ai, published on 19 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Crawl4AI from 0.8.7 through 0.9.5 contains a server-side request forgery vulnerability in the Docker API server that allows unauthenticated attackers to bypass destination checks via URL userinfo parsing differences. Attackers can set fetch_ssl_certificate=true with crafted userinfo URLs so SSLCertificate.from_url connects to internal hosts on port 443, probing reachability and leaking certificate details.
Weakness: CWE-918
Which versions are affected by CVE-2026-112363?
How do I fix CVE-2026-112363?
No fix has been published for CVE-2026-112363 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-112363 being exploited?
There is no known exploitation of CVE-2026-112363 in the wild and no public exploit code.
Sources
Also known as GHSA-vjf2-p5h6-wg3v.